#include <iostream>
#include <fstream>
#include <string>
#include <algorithm>

using namespace std;

struct student{

    int id[5];
    string name[5];
    int age[5];
    char gender[5];
    int score[5];
    char grade[5];

    int total_age = 0;
    int total_score = 0;
    float avg_age;
    float avg_score;
    int male_counts;
    int female_counts;

};

int main()
{
    student stud;

    for(int i=0; i<5; i++)
    {
        cout << "Enter student" << i+1 << " ID: ";
        cin >> stud.id[i];

        cout << "Enter student" << i+1 << " name: ";
        cin >> stud.name[i];

        cout << "Enter student" << i+1 << " age: ";
        cin >> stud.age[i];

        cout << "Enter student" << i+1 << " gender: ";
        cin >> stud.gender[i];

        cout << "Enter student" << i+1 << " score: ";
        cin >> stud.score[i];
        cout << endl;

    }

    cout << endl;


    for(int i=0; i<5; i++)
        {
            if(stud.score[i]>=80 && stud.score[i]<=100)
            {
                stud.grade[i] = 'A';
            }

            else if(stud.score[i]>=70 && stud.score[i]<=79)
            {
                stud.grade[i] = 'B';
            }

            else if(stud.score[i]>=60 && stud.score[i]<=69)
            {
                stud.grade[i] = 'C';
            }

            else if(stud.score[i]>=50 && stud.score[i]<=59)
            {
                stud.grade[i] = 'D';
            }

           else if(stud.score[i]>=40 && stud.score[i]<=49)
            {
                stud.grade[i] = 'E';
            }

            else if(stud.score[i]>=0 && stud.score[i]<=39)
            {
                stud.grade[i] = 'F';
            }
        }

    for(int i=0; i<5; i++)
    {
        stud.total_age = stud.total_age + stud.age[i];
        stud.total_score = stud.total_score + stud.score[i];

    }

    stud.male_counts = count(stud.gender, stud.gender+5, 'm');
    stud.female_counts = count(stud.gender, stud.gender+5, 'f');


    stud.avg_age = stud.total_age/5;
    stud.avg_score = stud.total_score/5;

    ofstream myfile;
    myfile.open ("myfile.txt");

    myfile << "ID Number" << "\tName" << "\tAge" << "\tGender" << "\tScore" << "\tGrade";
        myfile << endl;

    for(int i=0; i<60; i++)
    {
        myfile << "*";
    }
    myfile << endl;

    for(int k=0; k<5; k++)
    {
        myfile << stud.id[k] << "\t\t" <<stud.name[k]<< "\t" << stud.age[k] <<"\t" ;
        myfile << stud.gender[k] << "\t" <<  stud.score[k]<<"\t"<<stud.grade[k] << endl;
    }
    myfile << endl;

    for(int i=0; i<60; i++)
    {
        myfile << "*";
    }
    myfile << endl;

    myfile << "Average Age:   " << stud.avg_age <<endl;
    myfile << "Average Score: " << stud.avg_score << endl;
    myfile << "Male count:    " << stud.male_counts << endl;
    myfile << "Female count:  " << stud.female_counts << endl;




    return 0;
}